447480988 has 6 divisors (see below), whose sum is σ = 783091736. Its totient is φ = 223740492.

The previous prime is 447480973. The next prime is 447481003. The reversal of 447480988 is 889084744.

It is an interprime number because it is at equal distance from previous prime (447480973) and next prime (447481003).

It is a super-2 number, since 2×447480988² = 400478469242912288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55935120 + ... + 55935127.

Almost surely, 2^447480988 is an apocalyptic number.

It is an amenable number.

447480988 is a deficient number, since it is larger than the sum of its proper divisors (335610748).

447480988 is a wasteful number, since it uses less digits than its factorization.

447480988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111870251 (or 111870249 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 52.

The square root of 447480988 is about 21153.7464294153. The cubic root of 447480988 is about 764.8768725469.

The spelling of 447480988 in words is "four hundred forty-seven million, four hundred eighty thousand, nine hundred eighty-eight".